Nearly________ of the surface of our planet is covered by water.

Men are equally as good as women at taking care of others; better ________， male nurses can be a great help in keeping patients still while they receive painful treatment.

Mr. White is a careful and experienced engineer, so he is often        to finish some challenging tasks.

The thing that _______ is not whether you fail or not, but whether you try or not. 

—I'm going to Paris next week.—What a ________！So am I.